Home / 47,231.68-65,180.08-25,721.60

Finding the Fourth Proportional to 47,231.68, 65,180.08 and 25,721.60

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Solution

The fourth proportional to 47,231.68, 65,180.08 and 25,721.60 is: 35,496.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,231.68 : 65,180.08 = 25,721.60 : x
  2. Step 2: Convert to fraction form
    47,231.68/65,180.08 = 25,721.60/x
  3. Step 3: Cross multiply
    47,231.68x = 65,180.08 × 25,721.60
  4. Step 4: Simplify right side
    47,231.68x = 1,676,535,945.73
  5. Step 5: Solve for x
    x = 1,676,535,945.73/47,231.68
  6. Step 6: Final answer
    x = 35,496.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.